1; RUN: llc -march=mipsel < %s | FileCheck %s 2 3; Simple memory 4@g1 = external global i32 5 6define i32 @f1(i32 %x) nounwind { 7entry: 8; CHECK: addiu $[[T0:[0-9]+]], $sp 9; CHECK: #APP 10; CHECK: sw $4, 0($[[T0]]) 11; CHECK: #NO_APP 12; CHECK: #APP 13; CHECK: lw $[[T3:[0-9]+]], 0($[[T0]]) 14; CHECK: #NO_APP 15; CHECK: lw $[[T1:[0-9]+]], %got(g1) 16; CHECK: sw $[[T3]], 0($[[T1]]) 17 18 %l1 = alloca i32, align 4 19 call void asm "sw $1, $0", "=*m,r"(i32* %l1, i32 %x) nounwind 20 %0 = call i32 asm "lw $0, $1", "=r,*m"(i32* %l1) nounwind 21 store i32 %0, i32* @g1, align 4 22 ret i32 %0 23} 24 25; "D": Second word of double word. This works for any memory element 26; double or single. 27; CHECK: #APP 28; CHECK-NEXT: lw ${{[0-9]+}},4(${{[0-9]+}}); 29; CHECK-NEXT: #NO_APP 30 31; No "D": First word of double word. This works for any memory element 32; double or single. 33; CHECK: #APP 34; CHECK-NEXT: lw ${{[0-9]+}},0(${{[0-9]+}}); 35; CHECK-NEXT: #NO_APP 36 37;int b[8] = {0,1,2,3,4,5,6,7}; 38;int main() 39;{ 40; int i; 41; 42; // The first word. Notice, no 'D' 43; { asm ( 44; "lw %0,%1;\n" 45; : "=r" (i) : "m" (*(b+4)));} 46; 47; // The second word 48; { asm ( 49; "lw %0,%D1;\n" 50; : "=r" (i) "m" (*(b+4)));} 51;} 52 53@b = common global [20 x i32] zeroinitializer, align 4 54 55define void @main() { 56entry: 57 tail call void asm sideeffect " lw $0,${1:D};", "r,*m,~{$11}"(i32 undef, i32* getelementptr inbounds ([20 x i32]* @b, i32 0, i32 3)) 58 tail call void asm sideeffect " lw $0,${1};", "r,*m,~{$11}"(i32 undef, i32* getelementptr inbounds ([20 x i32]* @b, i32 0, i32 3)) 59 ret void 60} 61 62attributes #0 = { nounwind } 63 64